CN219806577U

CN219806577U - Ink scraping device of gravure press

Info

Publication number: CN219806577U
Application number: CN202320653760.7U
Authority: CN
Inventors: 徐善法; 王恩政; 刘云鹏; 史尧旭
Original assignee: Linyi Duxing Industry And Trade Co ltd
Current assignee: Linyi Duxing Industry And Trade Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-10-10
Anticipated expiration: 2033-03-29

Abstract

The utility model belongs to the technical field of intaglio printing presses, in particular to an ink scraping device of an intaglio printing press, which comprises a frame, wherein the frame is rotationally connected with a printing roller, one side of the printing roller is provided with a scraper, and one side of the scraper is provided with a first supporting plate; through setting up first backup pad, the bull stick, first regulation pole and second regulation pole, when the printing roller rotates the displacement that causes the scraper in the impact, drive the motion of first regulation pole and second regulation pole under the rotation of bull stick this moment, drive the motion of second backup pad promptly, the second backup pad drives the reset of scraper, simultaneously under the effect of first spring, drive scraper and printing roller laminating contact, and first spring can provide the displacement of a small circle for the scraper, avoid the too big deformation that causes the scraper of conflict force when the interval of scraper and printing roller is less, avoid simultaneously the scraper to cause when the interval of printing roller is great to scrape the ink inadequately, thereby conveniently carry out abundant scraping, the ink scraping effect has been improved.

Description

Ink scraping device of gravure press

Technical Field

The utility model belongs to the technical field of intaglio printing presses, and particularly relates to an ink scraping device of an intaglio printing press.

Background

When the intaglio printing press prints, the whole plate surface of the plate cylinder is inked, the ink in the blank part of the plate surface is scraped by a doctor blade, the ink in the image-text part is left, then the printing paper is passed through, the impression cylinder is used for impressing on the back surface of the paper, the ink in the concave part is directly transferred to the paper surface, and finally the printed matter is piled or rewound by a paper collecting part.

When the doctor blade scrapes ink, because the doctor blade is in contact with the plate cylinder, therefore, in the rotation of the plate cylinder, under the rotation impact of the plate cylinder, the doctor blade is easy to displace, so that the doctor blade is not fully contacted with the plate cylinder, the ink scraping of the plate cylinder is insufficient, the ink scraping effect is reduced, the doctor blade needs to be replaced after long-time use, and the existing doctor blade is usually screwed and fixed through a plurality of bolts during installation, so that a plurality of bolts need to be screwed during replacement, the dismounting time of the doctor blade is increased, and the replacement efficiency of the doctor blade is reduced.

In order to solve the above problems, the present utility model provides an ink scraping device of an intaglio printing press.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides an ink scraping device of an intaglio printing press, which has the characteristics of adjusting and resetting and being convenient to replace.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an intaglio press's ink scraping device, includes the frame, the frame rotates and is connected with the printing roller, one side of printing roller is equipped with the scraper, one side of scraper is equipped with first backup pad, one side of first backup pad alternates and is connected with the second backup pad, the second backup pad articulates there is the U template, the fixed one side that sets up in the frame of U template, the top of U template is connected with the bull stick through the supporting shoe rotation, the both ends of bull stick one side are all fixed and are equipped with first regulation pole, two the one end of first regulation pole is all articulated to be equipped with the second regulation pole, two the one end of second regulation pole is all articulated to be set up the top at the second backup pad, one side of scraper is fixed and is equipped with the installation piece, the mounting groove block joint of seting up with first backup pad one side is connected, the top of installation piece alternates and is connected with the fixed block, the fixed block runs through the top and the roof fixed connection of first backup pad.

In the ink scraping device of the intaglio printing press, preferably, a through groove for inserting the first support plate is formed in one side of the second support plate, and one side of the inner wall of the through groove is fixedly connected with the first support plate through a first spring.

As the ink scraping device of the intaglio printing press, preferably, the two sides of the first supporting plate are fixedly provided with the sliding blocks, the two sliding blocks are connected with the sliding grooves in a sliding manner, and the two sliding grooves are respectively arranged on the two side sides of the inner wall of the through groove.

In the ink scraping device of the intaglio printing press, preferably, one end of the rotating rod is fixedly provided with a rotating handle, and the outer wall of the rotating rod is in threaded connection with a fastening nut.

As the ink scraping device of the intaglio printing press, a limit block is fixedly arranged on one side of the mounting block, a limit groove is connected with the limit block in a clamping mode, and the limit groove is formed in one side of the inner wall of the mounting groove.

As the ink scraping device of the intaglio printing press, preferably, the two sides of the bottom end of the top plate are fixedly provided with the second springs, and the bottom ends of the two second springs are respectively and fixedly arranged on the two sides of the top end of the first supporting plate.

Compared with the prior art, the utility model has the beneficial effects that:

through setting up first backup pad, bull stick, first regulation pole and second regulation pole, when the printing roller rotates the displacement that causes the scraper in the impact, drive the motion of first regulation pole and second regulation pole under the rotation of bull stick this moment, drive the motion of second backup pad promptly, the second backup pad drives the reset of scraper, simultaneously under the effect of first spring, drive scraper and printing roller laminating contact, and first spring can provide the displacement of a small range for the scraper, avoid the too big deformation that causes the scraper of interference force when the interval of scraper and printing roller is less, avoid simultaneously the scraper to cause when the interval is great to scrape the ink inadequately, thereby conveniently carry out abundant scraping, the effect of scraping has been improved;

through setting up installation piece, mounting groove, fixed block and roof, when changing the scraper, insert the mounting block of new scraper in the mounting groove, make stopper and spacing groove block, carry out spacing support to the scraper, then under the second spring effect, drive roof downward movement, the roof drives the fixed block promptly and inserts in the mounting block to accomplish the installation of scraper, make things convenient for the installation dismantlement of scraper, improved the change efficiency of scraper.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a doctor blade in a planar configuration according to the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 1 in a partially enlarged manner according to the present utility model;

FIG. 4 is a schematic view of a fixing block structure in the present utility model;

in the figure: 1. a frame; 2. a printing roller; 3. a scraper; 4. a first support plate; 5. a second support plate; 6. a U-shaped plate; 7. a support block; 8. a rotating rod; 9. a first adjusting lever; 10. a second adjusting lever; 11. a mounting block; 12. a fixed block; 13. a top plate; 14. a first spring; 15. a slide block; 16. a rotating handle; 17. a fastening nut; 18. a limiting block; 19. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1-4: the utility model provides an intaglio printing press's ink scraping device, which comprises a frame 1, frame 1 rotates and is connected with printing roller 2, one side of printing roller 2 is equipped with scraper 3, one side of scraper 3 is equipped with first backup pad 4, one side of first backup pad 4 alternates and is connected with second backup pad 5, second backup pad 5 articulates there is U template 6, U template 6 fixedly set up in one side of frame 1, through bull stick 8, first regulation pole 9 and the use of second regulation pole 10, can drive the motion of scraper 3, adjust the position of scraper 3, avoid leading to the position offset of scraper 3 owing to the rotation impact of printing roller 2, thereby make things convenient for scraper 3 and printing roller 2 fully contact, make things convenient for scraper 3's abundant to scrape the ink, the effect of scraping of scraper 3 has been improved, the top of U template 6 is rotated through supporting shoe 7 and is connected with bull stick 8, the both ends of bull stick 8 one side are all fixed and are equipped with first regulation pole 9, the one end of two first regulation poles 9 all articulates are equipped with second regulation pole 10, the one end of two second regulation poles 10 all articulates the top at second backup pad 5, one side of scraper 3 is fixed with installation piece 11, installation piece 11 and first backup pad 4 side block 11 and first backup pad 3 side are connected through installation groove 12, installation roof 12 has been seted up, installation groove 12, the top end 3 is fixed connection top end 13 has been realized, the fixed connection top plate 3, the top end is fixed connection has been realized, and top plate 3 is fixed and is convenient for the top plate 13.

Specifically, the groove that wears that supplies first backup pad 4 to alternate is offered to one side of second backup pad 5, wear one side of inslot wall and pass through first spring 14 and first backup pad 4 fixed connection, first spring 14 provides partial buffering for scraper 3, reduce the impact damage of printing roller 2 to scraper 3, simultaneously first spring 14 is convenient for drive scraper 3 and printing roller 2 and fully laminate, adjust the interval of scraper 3 and printing roller 2, avoid the interval of scraper 3 and printing roller 2 too big and cause the deformation of scraper 3 when contradicting the power, avoid simultaneously scraper 3 and printing roller 2's interval to cause the scraping insufficient when great, the both sides of first backup pad 4 are all fixed and are equipped with slider 15, two slider 15 equal sliding connection have the spout, slider 15 keeps the stability of first backup pad 4 motion, two limit sides at wearing inslot wall are offered respectively to two spouts, the one end of bull stick 8 is fixed to be equipped with the twist grip 16, the outer wall threaded connection of bull stick 8 has fastening nut 17, the twist grip 16 is convenient for drive the rotation of bull stick 8, fastening nut 17 is used for fixing to bull stick 8.

Specifically, the fixed stopper 18 that is equipped with in one side of installation piece 11, the block of stopper 18 and spacing groove, the convenience is spacing to scraper 3, keep scraper 3's stability, avoid scraper 3 to take place to rock, the spacing groove is connected with to stopper 18 block, one side at the mounting groove inner wall is seted up to the spacing groove, the both sides of roof 13 bottom are all fixed to be equipped with second spring 19, drive fixed block 12 downstream through second spring 19, make fixed block 12 insert in the installation piece 11, can install the scraper 3 fixedly, the both sides at first backup pad 4 top are fixed respectively to the bottom of two second springs 19.

When the printing machine is particularly used, during printing, excessive ink is scraped in the contact of the scraper 3 and the printing roller 2 during the rotation of the printing roller 2, when the position of the scraper 3 is deviated due to the rotation of the printing roller 2, the rotating handle 16 is rotated, the rotating handle 16 drives the rotating rod 8 to rotate, the rotating rod 8 drives the first adjusting rod 9 to move, the first adjusting rod 9 drives the second adjusting rod 10 to move, the second adjusting rod 10 drives the second supporting plate 5 to move, the second supporting plate 5 drives the first supporting plate 4 to move, the first supporting plate 4 drives the scraper 3 to move, the scraper 3 is reset, the full scraping of the scraper 3 is facilitated, the scraping effect of the scraper 3 is improved, meanwhile, under the action of the first spring 14, the scraper 3 is driven to contact the printing roller 2, avoid scraper 3 and printing roller 2's interval great time cause the scraping insufficient, simultaneously under the cushioning effect of first spring 14, avoid the interval of scraper 3 and printing roller 2 too big and cause the deformation of scraper 3 when contradicting the power, thereby make things convenient for scraper 3 to the abundant scraping of printing roller 2, when need dismantle the change to scraper 3, insert the installation piece 11 on the new scraper 3 in the mounting groove, make stopper 18 and spacing groove block, then under the effort of second spring 19, drive roof 13 downward movement, roof 13 drives fixed block 12 downward movement, make fixed block 12 insert in the installation piece 11, can fix scraper 3, make things convenient for the installation dismantlement of scraper 3, the change efficiency of scraper 3 has been improved.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The ink scraping device of the intaglio printing press comprises a frame (1), and is characterized in that: frame (1) rotates and is connected with printing roller (2), one side of printing roller (2) is equipped with scraper (3), one side of scraper (3) is equipped with first backup pad (4), one side of first backup pad (4) alternates and is connected with second backup pad (5), second backup pad (5) are articulated have U template (6), U template (6) are fixed to be set up in one side of frame (1), the top of U template (6) is rotated through supporting shoe (7) and is connected with bull stick (8), all fixed in both ends of bull stick (8) one side are equipped with first regulation pole (9), two the one end of first regulation pole (9) is all articulated to be equipped with second regulation pole (10), two the one end of second regulation pole (10) is all articulated to be set up the top at second backup pad (5), one side of scraper (3) is fixed to be equipped with installation piece (11), the mounting groove block (11) are offered with first backup pad (4) one side and are blocked and are connected, the top of installation piece (11) is alternates and is connected with fixed piece (12), top (12) and fixed connection is run through with top (13) of first backup pad (4).

2. A doctor blade device for an intaglio printing press according to claim 1, wherein: one side of the second supporting plate (5) is provided with a penetrating groove for the first supporting plate (4) to penetrate, and one side of the inner wall of the penetrating groove is fixedly connected with the first supporting plate (4) through a first spring (14).

3. A doctor blade device for an intaglio printing press according to claim 2, wherein: the two sides of the first supporting plate (4) are fixedly provided with sliding blocks (15), the two sliding blocks (15) are connected with sliding grooves in a sliding mode, and the two sliding grooves are formed in two side sides of the inner wall of the through groove respectively.

4. A doctor blade device for an intaglio printing press according to claim 1, wherein: one end of the rotating rod (8) is fixedly provided with a rotating handle (16), and the outer wall of the rotating rod (8) is connected with a fastening nut (17) through threads.

5. A doctor blade device for an intaglio printing press according to claim 1, wherein: one side of the installation block (11) is fixedly provided with a limiting block (18), the limiting block (18) is connected with a limiting groove in a clamping mode, and the limiting groove is formed in one side of the inner wall of the installation groove.

6. A doctor blade device for an intaglio printing press according to claim 1, wherein: the two sides of the bottom end of the top plate (13) are fixedly provided with second springs (19), and the bottom ends of the two second springs (19) are respectively fixedly arranged on the two sides of the top end of the first supporting plate (4).